/*
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* Copyright (C) 2011 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "shadow_frame.h"
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#include "art_method-inl.h"
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namespace art {
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mirror::Object* ShadowFrame::GetThisObject() const {
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ArtMethod* m = GetMethod();
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if (m->IsStatic()) {
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return nullptr;
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} else if (m->IsNative()) {
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return GetVRegReference(0);
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} else {
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CHECK(m->GetCodeItem() != nullptr) << ArtMethod::PrettyMethod(m);
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CodeItemDataAccessor accessor(m->DexInstructionData());
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uint16_t reg = accessor.RegistersSize() - accessor.InsSize();
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return GetVRegReference(reg);
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}
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}
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mirror::Object* ShadowFrame::GetThisObject(uint16_t num_ins) const {
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ArtMethod* m = GetMethod();
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if (m->IsStatic()) {
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return nullptr;
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} else {
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return GetVRegReference(NumberOfVRegs() - num_ins);
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}
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}
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} // namespace art
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